Slab Leak Detection

Protect your home or business with expert slab leak detection services. Our licensed plumbers use advanced technology to find hidden leaks quickly and provide upfront pricing with no surprises.

Slab Leak Detection

Struggling with a Hidden Leak Under Your Slab?

Few things are more stressful than suspecting a leak under your home’s concrete slab or business foundation. Slab leaks can go unnoticed for weeks, causing damp floors, rising water bills, or even structural damage. Left untreated, these hidden leaks may lead to mold growth, costly repairs, and safety hazards that disrupt your family’s comfort or your business operations.With over 20 years of plumbing expertise, In House Plumbing provides fast, accurate slab leak detection across Northwest Sydney. Using non-invasive technology such as thermal imaging and acoustic detection equipment, we pinpoint leaks without unnecessary damage to your property. You’ll get a clear diagnosis, transparent pricing, and lasting solutions so you can move forward with confidence.

Accurate Slab Leak Detection Made Simple

Our slab leak detection services combine modern tools with trusted plumbing experience. We use advanced diagnostic methods—including water leak detection technology, thermal imaging, and acoustic tools—to locate hidden water leaks under concrete slabs with precision. This allows us to identify the exact source of the problem without breaking floors or causing disruption.

Designed for both homeowners and businesses, our service helps protect property value while giving you peace of mind. Whether you’ve noticed a damp patch, unexplained water bill increases, or signs of foundation movement, our licensed plumbers provide a straightforward solution with upfront pricing, no hidden fees, and clear repair options.

Our Slab Leak Detection Includes:

  • Locating hidden leaks under slabs and foundations
  • Residential and commercial slab leak detection
  • Emergency slab leak detection available 24/7
  • Use of thermal imaging and acoustic leak detection equipment
  • Transparent pricing with upfront quotes
  • Expert guidance on repairs such as pipe relining or foundation water leak repair

Why Choose In House Plumbing for Slab Leak Detection?

In House Plumbing has proudly served families and businesses across Northwest Sydney for more than two decades. From urgent callouts to long-term maintenance, our licensed and insured plumbers bring the perfect mix of traditional expertise and modern technology to every job.What sets us apart is our commitment to honesty, reliability, and respect for your property. We’re a 5-star rated local plumbing company, trusted from Bella Vista to Blacktown. With transparent pricing, tidy work practices, and a satisfaction guarantee, we’re the best slab leak detection company to call when you need accurate results and peace of mind.

Get Started Today

Don’t let a hidden slab leak cause costly structural damage to your home or business. Call our friendly team today for fast, accurate detection and a free upfront quote. With 24/7 availability, licensed expertise, and non-invasive technology, you can trust us to protect your property from further damage.

Frequently Asked Questions

How much does slab leak detection cost in Sydney?

The cost of slab leak detection in Sydney depends on your property size, the leak’s location, and the equipment required. At In House Plumbing, we provide upfront slab leak detection pricing so you’ll always know what to expect.
Our goal is to deliver affordable slab leak detection without compromising quality. Early detection often saves thousands by preventing mold growth, foundation issues, and water wastage.

What are the signs I might have a slab leak at home?

Some common signs of a slab leak include unexplained water bill spikes, damp or warm floor patches, mold growth, or the sound of running water when taps are off. If left unchecked, these issues can lead to structural damage to your home’s foundation.
If you notice any of these warning signs, it’s best to act quickly. Our licensed slab leak plumbers use non-invasive leak detection methods to confirm the source and recommend solutions without damaging your property.

Do I need to break the concrete to fix a slab leak?

Not always. Thanks to advanced leak detection tools, we can locate slab leaks without breaking into your floors. This non-invasive leak detection method saves you time, money, and stress.
If repairs are needed, solutions like pipe relining can often resolve leaks without excavation. Our plumbers will explain all available options so you can choose the most effective, least disruptive repair.

Is slab leak detection covered by insurance?

Many insurance policies cover water damage caused by slab leaks, but coverage for slab leak repair and detection can vary. It’s important to check your policy or confirm with your insurer.
At In House Plumbing, we often help customers with documentation for insurance claims. Our clear reports and upfront quotes make the process simpler and less stressful.

Do you offer both residential and commercial slab leak detection?

Yes, we provide slab leak detection for homes and businesses across Northwest Sydney. From family homes to retail shops, clinics, and offices, we adapt our methods to suit your property while minimizing disruption.
Whether you’re a homeowner worried about damp floors or a business owner needing same-day slab leak detection, our team is available 24/7 to protect your property from damage and downtime.

Get Your Free Quote Now!

Local Plumbing Across Northwest Sydney

From Glenwood to Blacktown and beyond, we’re your trusted neighborhood plumbers.

Over 20 Years of Trusted Plumbing

Meet Isaac and the In House Plumbing team—local experts who put your home and business first.

Isaac, owner of In House Plumbing
Stylish & Functional Bathroom Upgrades

From leaks to full remodels, we’ll create a bathroom that’s modern, practical, and built to last.

Bathroom Renovations
Let’s Get Your Plumbing Sorted

Call, email, or message us anytime—fast, friendly help is just a click away.

Profile-Avatar-review.jpg
Profile-Avatar-review-4.jpg
Profile-Avatar-review-3.jpg
Profile-Avatar-review-2.jpg
Rated 4.9 on Google
Google Reviews
Clients who Loved our top-notch Sydney plumbing services

We’re committed to providing our clients with exceptional plumbing services and customer support.

google-logo
4.9 Star Rated

Submitted on Google

  • Thank you so much Isaac for an excellent job. Replaced shower, bath, washing machine, laundry with ceramic quater turn taps. Also replaced shower head. Very professional indeed. Punctual, polite, humble and efficient. I'm very satisfied with the impressive work. I would recommend Isaac from In House Plumbing for any of your plumbing works.

  • Me and my extended family have been using their services for nearly 2 and half years . In-house-plumbing is very friendly and experienced team.Even when me and my family was out of the country I emailed him about the problem in my investment property he went and fixed the problem.He is very trustworthy and reliable. We recommend their services.

  • Issac is possibly the best Plumber I have ever met and known in Glenwood and surrounding areas such as Parklea, Stanhope Garden, Kellyville, Rouse Hill, Bella Vista, Castle Hill etc etc. and the suburb list will go on… I looked everywhere but when I came in contact with Issac I realised that there are still some nice guys out there doing the finest plumbing work and most importantly, ON TIME!! Very thorough, honest, humble, well spoken, he became just like our family. I wish there was a way to give him more than Five Star.

  • Isaac turned up on time and did a professional and thorough job. I would definitely recommend him to family and friends and use his services again

  • Friendly, courteous and knowledgeable plumber. Turned up on time and worked out the best solution for our needs. The turn around was within 24 hours which is everything when it comes to hot water and multiple kids in the home. Isaac the plumber, considered the best way to approach things noting some specific needs including pets in the back yard. Highly recommend this service. I'm a very happy customer. Thanks Isaac.

  • Isaac was amazing today. Couldn’t have asked for any better service. He got to our place in 15mins when he knew it was an emergency and nothing was to much to ask at all. If you are looking for a fantastic, reliable, honest plumber, he is your man. I would highly recommend him to anyone in a heartbeat

  • Great service! Isaac from In house plumbing came to fix my hot water and replace a shower head. Everything was sorted and fixed quickly and even worked through the rain to get it done before Christmas.Everything was done with great finish and service. Thanks for coming by Isaac, great experience.

  • Isaac and the team did an awesome job relining my stormwater system, there were polite, professional and kept me updated every step of the way. Genuinely nice to know he is a Glenwood local highly recommend!

  • 2 jobs completed for me by Isaac. He is now my goto plumber. The quotes were always fair and lower then other plumbers. Very happy with the work. Very quick, great communication and on time, no need to chase them to do the work.

  • I have been a customer of Issac for 4 years and he has replaced hotwater system, taps and done a bathroom renovatioon for me. All very high quality work to my satisfaction. My new kitchen tap was installed surpurbly.

  • Isaac is extremely knowledgeable in his domain, highly professional and above all - a very humble person. He did following jobs at our house - replacing the whole stromwater pipeline, installing a new toilet, tap replacement and leaking tap repair. Everything he did was done with best perfection possible! I would highly recommend Isaac for all the plumbing jobs.

  • Cannot express the happiness and satisfaction and just constant communication and effort to help us get our hot water unit working after hours. Took time out of his evening to FaceTime us on how to get our hot water unit working. Thank you so much. Best reliable & couldn’t recommend this business more and more to anyone. Thank you again for the help we really appreciated it. !!!

Latest Blogs

Sydney home showing stormwater drain and plumber inspecting sewer line to highlight key differences between the two systems.
Stormwater Pipes vs. Sewer Lines: What You Need to Know

Stormwater Pipes vs. Sewer Lines: What You Need to Know If you’ve ever wondered why your home has both a stormwater pipe and a sewer line, you’re not alone. Many...

Sydney backyard showing water pooling on one side and effective yard drainage with swale and surface drain on the other
How to Fix Yard Drainage After Heavy Rain in Sydney

Learn why water pools in Sydney yards after rain and how to fix it with DIY or professional yard drainage solutions. Protect your lawn, garden, and home from flooding....

Licensed tradesperson removing tiles in a Sydney bathroom during demolition, with exposed studs and skip bin visible outside.
What to Expect During a Full Bathroom Demolition

Discover the full bathroom demolition process—why it’s needed, safety steps, and how to prepare your Sydney home for a smooth renovation....

completed bathroom renovation in a modern Sydney home
What Goes Into a Complete Bathroom Renovation?

Planning a bathroom renovation in Sydney? This complete guide walks you through every step—budgeting, timelines, plumbing, and compliance—all from local experts....

Before and after bathroom renovation showing plumbing rough-in and finished fit-off in a Sydney home
Stress-Free Bathroom Fit-Offs: From Rough-In to Finish

Discover how In House Plumbing delivers stress-free bathroom renovations across Sydney—covering every step from rough-in to the final fit-off with expert care....

Homeowner using bathroom leak checklist to inspect early signs of water damage in a modern Sydney bathroom.
Bathroom Leak Checklist: Catch Issues Early, Avoid Damage

Worried about a hidden bathroom leak? This simple checklist helps you catch early warning signs before they lead to mold, ceiling damage, or costly repairs....

Get Your Free Quote!​

Kindly fill out this form and we will email you the quotation form. This ensures we can give you the best possible estimate.